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Melamine / ˈmɛləmiːn / ⓘ is an organic compound with the formula C 3 H 6 N 6. This white solid is a trimer of cyanamide, with a 1,3,5-triazine skeleton. Like cyanamide, it contains 66% nitrogen by mass, and its derivatives have fire-retardant properties due to its release of nitrogen gas when burned or charred.
The history of Florida can be traced to when the first Paleo-Indians began to inhabit the peninsula as early as 14,000 years ago. [1] They left behind artifacts and archeological evidence. Florida's written history begins with the arrival of Europeans; the Spanish explorer Juan Ponce de León in 1513 made the first
Melamine resin or melamine formaldehyde (also shortened to melamine) is a resin with melamine rings terminated with multiple hydroxyl groups derived from formaldehyde. This thermosetting plastic material is made from melamine and formaldehyde. [1] In its butylated form, it is dissolved in n -butanol and xylene.
Melamine foam. A " Mr. Clean Magic Eraser" brand sponge, made from melamine foam. Melamine foam is a foam -like material consisting of a melamine-formaldehyde condensate. It is the active component of a number of abrasive cleaner sponges, notably the Magic Eraser . It is also used as thermal insulation and as a soundproofing material.
2007 pet food recalls. Beginning in March 2007, there was a widespread recall of many brands of cat and dog foods due to contamination with melamine and cyanuric acid. The recalls in North America, Europe, and South Africa came in response to reports of kidney failure in pets. Initially, the recalls were associated with the consumption of ...
Shipwreck discovered at bottom of Florida Keys is revealed to be long-lost British warship. Amelia Neath. March 20, 2024 at 12:10 PM. The vessel’s remains was first discovered in the 90s, but it ...
July 21: Escambia County and St. John's County, Florida's first two counties are established. December 31: Andrew Jackson leaves office as the governor of Florida. 1822. March 30: Florida Territory is organized combining East Florida and West Florida. April 17: Florida's first civilian governor, William Pope Duval takes office.
Geology of Florida. The structure of the Florida platform, the foundation of which came from the African plate over 200 million years ago. The Floridian peninsula is a porous plateau of karst limestone sitting atop bedrock known as the Florida Platform. The emergent portion of the platform was created during the Eocene to Oligocene as the Gulf ...